The purpose of this study was to evaluate Radio Frequency Ablation (RFA)-assisted lung parenchymal transection through thoracotomy and thoracoscopy. Twelve domestic pigs underwent RFA-assisted lingulectomy: six through thoracotomy (group A), and six with thoracoscopy (group B). There was no mortality, no bleeding, or air leak intra- or postoperatively in either of the groups, and no conversion to open thoracotomy in group B. Group A had longer operating period and more pleural adhesions. A barotrauma, a skin burn, and a localized infection were observed in this group. Histopathology confirmed a sharply demarcated area of coagulation necrosis without damage to adjacent structures. RFA-assisted lung resection through thoracotomy bears the inherent problems of an open approach, and the use of RFA device does not add to morbidity. The thoracoscopic use of RFA probe by experienced surgeons is considered safe, maintaining the advantages of key-hole surgery.
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http://dx.doi.org/10.1080/08941939.2016.1240272 | DOI Listing |
J Cancer Res Ther
August 2023
Department of Minimal-Invasive Intervention, The Affiliated Cancer Hospital of Zhengzhou University and Henan Cancer Hospital, Zhengzhou, China.
Context: The purpose of this study was to assess computed tomography (CT)-guided puncture biopsy of pulmonary nodules at a high risk of bleeding. First, a coaxial trocar technique was used to radiofrequency ablate small blood vessels in the puncture area, followed by a biopsy of the pulmonary nodule.
Aim: This study aimed to evaluate the effectiveness and safety of this procedure.
J Invest Surg
December 2017
f 2nd Department of Propaedeudic Surgery , University of Athens, Athens , Greece.
The purpose of this study was to evaluate Radio Frequency Ablation (RFA)-assisted lung parenchymal transection through thoracotomy and thoracoscopy. Twelve domestic pigs underwent RFA-assisted lingulectomy: six through thoracotomy (group A), and six with thoracoscopy (group B). There was no mortality, no bleeding, or air leak intra- or postoperatively in either of the groups, and no conversion to open thoracotomy in group B.
View Article and Find Full Text PDFJ Cardiothorac Surg
January 2012
Department of Cardiothoracic Surgery, G. Papanikolaou General Hospital, Thessaloniki, Greece.
Background: Radiofrequency ablation (RFA) is a thermal energy delivery system used for coagulative cellular destruction of small tumors through percutaneous or intraoperative application of its needle electrode to the target area, and for assisting partial resection of liver and kidney. We tried to evaluate the regional oxidative and pre-inflammatory stress of RFA-assisted wedge lung resection, by measuring the MDA and tumor Necrosis Factor Alpha (TNF-α) concentration in the resected lung tissue of a swine model.
Method: Fourteen white male swines, divided in two groups, the RFA-group and the control group (C-group) underwent a small left thoracotomy and wedge lung resection of the lingula.
J Surg Res
June 2009
2nd Propaedeutic Department of Surgery, University of Athens, Laiko Hospital, Athens, Greece.
Background: The aim of this study was to assess the feasibility, efficacy, and safety of video-assisted lingula resection using radiofrequency ablation (RFA) with internally cooled electrodes in a porcine model.
Materials And Methods: Six domestic pigs underwent RFA-assisted thoracoscopic lingulectomy. RFA was the only aerostatic and hemostatic method applied throughout the operation.
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